DISTEFANO, J. J., STUBBERUD, A. R., & WILLIAMS, I. J. (1987). Theory and problems of feedback and control systems.--ed. SI (metric). McGraw-Hill.

DISTEFANO, Joseph J., Allen R. STUBBERUD, and Ivan J. WILLIAMS. Theory and Problems of Feedback and Control Systems.--ed. SI (metric). New York: McGraw-Hill, 1987.

DISTEFANO, Joseph J., et al. Theory and Problems of Feedback and Control Systems.--ed. SI (metric). McGraw-Hill, 1987.